Home / 92,757.14-139,012.69-48,421.18

Finding the Fourth Proportional to 92,757.14, 139,012.69 and 48,421.18

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Solution

The fourth proportional to 92,757.14, 139,012.69 and 48,421.18 is: 72,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,757.14 : 139,012.69 = 48,421.18 : x
  2. Step 2: Convert to fraction form
    92,757.14/139,012.69 = 48,421.18/x
  3. Step 3: Cross multiply
    92,757.14x = 139,012.69 × 48,421.18
  4. Step 4: Simplify right side
    92,757.14x = 6,731,158,484.77
  5. Step 5: Solve for x
    x = 6,731,158,484.77/92,757.14
  6. Step 6: Final answer
    x = 72,567.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.